styles.css

:root {
  color-scheme: light;
  --paper: #f7f4ee;
  --paper-deep: #ece3d6;
  --ink: #15171a;
  --muted: #5d666b;
  --line: rgba(21, 23, 26, 0.14);
  --teal: #0f6a70;
  --teal-deep: #0b3d45;
  --coral: #df5b45;
  --amber: #d89b35;
  --plum: #5b456f;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(29, 34, 38, 0.18);
  --radius: 8px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(247, 244, 238, 0) 28rem),
    var(--paper);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
  padding: 0 clamp(1rem, 4vw, 3.5rem);
  color: var(--white);
  transition:
    background 180ms ease,
    color 180ms ease,
    border-color 180ms ease,
    min-height 180ms ease;
}

.site-header.is-scrolled {
  min-height: 62px;
  color: var(--ink);
  background: rgba(247, 244, 238, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.site-header.page-header {
  min-height: 62px;
  color: var(--ink);
  background: rgba(247, 244, 238, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand,
.site-nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 0.7rem;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  aspect-ratio: 1;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 0.82rem;
}

.site-nav {
  gap: clamp(0.75rem, 3vw, 2rem);
  font-size: 0.94rem;
  font-weight: 650;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  opacity: 0.82;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  opacity: 1;
}

.site-nav a.is-active {
  color: var(--coral);
  opacity: 1;
}

.nav-icon {
  display: inline-grid;
  place-items: center;
  width: 1.05rem;
  aspect-ratio: 1;
  font-size: 0.74rem;
  line-height: 1;
}

.hero {
  position: relative;
  min-height: 94vh;
  display: grid;
  align-items: center;
  padding: 7.25rem clamp(1rem, 5vw, 4.5rem) 3rem;
  overflow: hidden;
  color: var(--white);
  isolation: isolate;
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-image {
  z-index: -3;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.03);
}

.hero-overlay {
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(10, 18, 21, 0.9) 0%, rgba(10, 18, 21, 0.68) 46%, rgba(10, 18, 21, 0.18) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.42), rgba(0, 0, 0, 0.15) 48%, rgba(21, 23, 26, 0.7));
}

.hero-content {
  width: min(760px, 100%);
  padding-top: 1rem;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--coral);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3.25rem, 10vw, 7.4rem);
  line-height: 0.9;
  font-weight: 900;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.hero-lede {
  width: min(690px, 100%);
  margin: 1.4rem 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.06rem, 2vw, 1.38rem);
  line-height: 1.72;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 46px;
  padding: 0 1.05rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 800;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--white);
  background: var(--coral);
}

.button.ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
}

.button.secondary {
  color: var(--teal-deep);
  border-color: rgba(15, 106, 112, 0.28);
  background: rgba(15, 106, 112, 0.08);
}

.profile-panel {
  position: absolute;
  right: clamp(1rem, 5vw, 4.5rem);
  bottom: clamp(1rem, 5vw, 3.5rem);
  width: min(380px, calc(100% - 2rem));
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.avatar {
  display: grid;
  place-items: center;
  width: 58px;
  aspect-ratio: 1;
  border-radius: 50%;
  color: var(--teal-deep);
  background: var(--paper);
  font-weight: 900;
}

.panel-kicker,
.panel-title,
.quick-stats,
.quick-stats dd {
  margin: 0;
}

.panel-kicker {
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.panel-title {
  margin-top: 0.25rem;
  font-weight: 800;
  line-height: 1.35;
}

.quick-stats {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.quick-stats div {
  padding: 0.75rem;
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.18);
}

.quick-stats dt {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.quick-stats dd {
  margin-top: 0.25rem;
  font-weight: 800;
}

.section {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.page-shell {
  padding-top: 62px;
}

.page-hero {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4.5rem, 8vw, 6.5rem) 0 clamp(2.75rem, 5vw, 4.5rem);
  border-bottom: 1px solid var(--line);
}

.page-hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: end;
}

.page-hero h1 {
  width: min(920px, 100%);
  margin: 0;
  font-size: clamp(2.35rem, 5.6vw, 4.8rem);
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.page-hero p:last-child {
  width: min(720px, 100%);
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  line-height: 1.8;
}

.page-note {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.56);
}

.page-note span,
.case-label {
  color: var(--coral);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.page-note strong {
  display: block;
  margin-top: 0.4rem;
  font-size: clamp(1.55rem, 3vw, 2.45rem);
  line-height: 1;
}

.page-note p {
  margin: 0.85rem 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.intro {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(280px, 1.2fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
  border-bottom: 1px solid var(--line);
}

.section-heading h2,
.contact-section h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.25rem);
  line-height: 1.03;
  overflow-wrap: anywhere;
}

.intro > p,
.work-card p,
.skill-list,
.contact-section {
  color: var(--muted);
  line-height: 1.8;
}

.intro > p {
  margin: 0;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.work-section,
.stack-section {
  border-bottom: 1px solid var(--line);
}

.compact-heading h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

.teaser-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.teaser-card {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.54);
  transition:
    transform 160ms ease,
    border-color 160ms ease;
}

.teaser-card:hover,
.teaser-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(223, 91, 69, 0.48);
}

.teaser-card h2 {
  margin: auto 0 0;
  font-size: clamp(1.45rem, 2vw, 1.9rem);
}

.teaser-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.4rem;
}

.work-card {
  min-height: 320px;
  display: flex;
  flex-direction: column;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.54);
}

.work-card:hover {
  border-color: rgba(15, 106, 112, 0.4);
}

.card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.dot {
  width: 12px;
  aspect-ratio: 1;
  border-radius: 50%;
}

.dot.teal {
  background: var(--teal);
}

.dot.coral {
  background: var(--coral);
}

.dot.amber {
  background: var(--amber);
}

.work-card h3 {
  margin: 3rem 0 0;
  font-size: clamp(1.35rem, 2vw, 1.7rem);
}

.work-card p {
  margin: 0.9rem 0 0;
}

.work-card a {
  width: fit-content;
  margin-top: auto;
  color: var(--teal);
  font-weight: 900;
}

.featured-work,
.capability-section,
.contact-hub,
.meter-section,
.status-board,
.signal-panel {
  border-bottom: 1px solid var(--line);
}

.feature-case {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr) auto;
  gap: clamp(1rem, 4vw, 3rem);
  align-items: center;
  margin-top: 2rem;
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid rgba(15, 106, 112, 0.22);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(15, 106, 112, 0.12), rgba(223, 91, 69, 0.08)),
    rgba(255, 255, 255, 0.62);
}

.case-index {
  display: grid;
  place-items: center;
  width: 4.2rem;
  aspect-ratio: 1;
  border-radius: 50%;
  color: var(--white);
  background: var(--teal-deep);
  font-weight: 900;
}

.feature-case h3 {
  margin: 0.35rem 0 0;
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1.1;
}

.feature-case p:not(.case-label) {
  margin: 0.8rem 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.showcase-grid,
.capability-grid,
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.showcase-card,
.capability-card,
.contact-card {
  min-height: 300px;
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
}

.showcase-card,
.contact-card {
  display: flex;
  flex-direction: column;
}

.showcase-card h3,
.capability-card h3,
.contact-card h3 {
  margin: 2.5rem 0 0;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.showcase-card p,
.capability-card p,
.contact-card p {
  margin: 0.85rem 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.mini-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0;
  margin: auto 0 0;
  list-style: none;
}

.mini-list li {
  padding: 0.42rem 0.58rem;
  border: 1px solid rgba(15, 106, 112, 0.2);
  border-radius: 999px;
  color: var(--teal-deep);
  background: rgba(15, 106, 112, 0.07);
  font-size: 0.86rem;
  font-weight: 800;
}

.status-rows {
  display: grid;
  gap: 0.8rem;
  margin-top: 2rem;
}

.status-rows div {
  display: grid;
  grid-template-columns: 9rem minmax(180px, 0.65fr) 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.status-rows span,
.status-rows em {
  color: var(--muted);
}

.status-rows strong {
  font-size: clamp(1.12rem, 2vw, 1.45rem);
}

.status-rows em {
  font-style: normal;
}

.stack-layout {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(280px, 0.8fr);
  gap: clamp(2rem, 6vw, 5rem);
  margin-top: 2.2rem;
}

.skill-list {
  display: grid;
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.skill-list li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.skill-list span {
  color: var(--coral);
  font-weight: 900;
}

.tool-cloud {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 0.7rem;
}

.tool-cloud span {
  padding: 0.62rem 0.82rem;
  border: 1px solid rgba(91, 69, 111, 0.28);
  border-radius: 999px;
  color: var(--plum);
  background: rgba(255, 255, 255, 0.5);
  font-weight: 800;
}

.tool-panel {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.5);
}

.panel-kicker.dark {
  color: var(--teal);
}

.capability-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.capability-card {
  min-height: 260px;
}

.capability-card span,
.contact-card > span {
  display: grid;
  place-items: center;
  width: 2.6rem;
  aspect-ratio: 1;
  border-radius: 50%;
  color: var(--white);
  background: var(--teal-deep);
  font-weight: 900;
}

.capability-card h3 {
  margin-top: 2.8rem;
}

.meter-list {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.meter-row {
  display: grid;
  grid-template-columns: 12rem 1fr 4rem;
  gap: 1rem;
  align-items: center;
}

.meter-row span,
.meter-row em {
  color: var(--muted);
  font-style: normal;
  font-weight: 800;
}

.meter-row strong {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(21, 23, 26, 0.1);
}

.meter-row strong::before {
  content: "";
  display: block;
  width: var(--value);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), var(--coral));
}

.contact-grid {
  align-items: stretch;
}

.contact-card {
  color: var(--ink);
  transition:
    transform 160ms ease,
    border-color 160ms ease;
}

.contact-card:hover,
.contact-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(15, 106, 112, 0.38);
}

.contact-card.primary-card {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(11, 61, 69, 0.96), rgba(15, 106, 112, 0.88)),
    var(--teal-deep);
}

.contact-card.primary-card p {
  color: rgba(255, 255, 255, 0.78);
}

.contact-card.primary-card > span {
  color: var(--teal-deep);
  background: var(--paper);
}

.contact-card strong {
  margin-top: auto;
  overflow-wrap: anywhere;
}

.signal-panel {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(280px, 1.2fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.signal-panel h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.05;
}

.signal-list {
  display: grid;
  gap: 0.8rem;
}

.signal-list p {
  margin: 0;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.8;
}

.contact-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.contact-section .contact-actions {
  justify-content: flex-end;
  margin-top: 0;
}

.site-footer {
  width: min(1160px, calc(100% - 2rem));
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: 0 auto;
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--teal);
  font-weight: 800;
}

@media (max-width: 860px) {
  .site-header {
    min-height: 64px;
  }

  .site-nav {
    gap: 0.85rem;
    font-size: 0.88rem;
  }

  .hero {
    min-height: auto;
    padding-top: 6rem;
    padding-bottom: 1rem;
  }

  .hero h1 {
    font-size: clamp(3rem, 12vw, 4.7rem);
  }

  .profile-panel {
    position: relative;
    right: auto;
    bottom: auto;
    margin-top: 3rem;
  }

  .intro,
  .work-grid,
  .teaser-grid,
  .page-hero-split,
  .showcase-grid,
  .capability-grid,
  .contact-grid,
  .signal-panel,
  .stack-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .contact-section {
    display: grid;
  }

  .contact-section .contact-actions {
    justify-content: flex-start;
  }

  .feature-case,
  .status-rows div,
  .meter-row {
    grid-template-columns: 1fr;
  }

  .feature-case .button {
    width: fit-content;
  }
}

@media (max-width: 560px) {
  body {
    word-break: break-word;
  }

  .brand span:last-child {
    display: none;
  }

  .site-header {
    padding-inline: 1rem;
  }

  .site-nav {
    gap: 0.75rem;
  }

  .nav-icon {
    display: none;
  }

  .page-hero h1 {
    font-size: clamp(2.25rem, 11vw, 3.4rem);
  }

  .hero-actions,
  .contact-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .work-card {
    min-height: 260px;
  }

  .showcase-card,
  .capability-card,
  .contact-card {
    min-height: auto;
  }

  .skill-list li {
    grid-template-columns: 2.25rem 1fr;
  }

  .feature-case .button {
    width: 100%;
  }

  .site-footer {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}